Annotation of loncom/publisher/lonpubdir.pm, revision 1.84

1.1       www         1: # The LearningOnline Network with CAPA
1.32      www         2: # Construction Space Directory Lister
1.16      albertel    3: #
1.84    ! www         4: # $Id: lonpubdir.pm,v 1.83 2005/05/29 01:46:16 www Exp $
1.16      albertel    5: #
                      6: # Copyright Michigan State University Board of Trustees
                      7: #
                      8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      9: #
                     10: # LON-CAPA is free software; you can redistribute it and/or modify
                     11: # it under the terms of the GNU General Public License as published by
                     12: # the Free Software Foundation; either version 2 of the License, or
                     13: # (at your option) any later version.
                     14: #
                     15: # LON-CAPA is distributed in the hope that it will be useful,
                     16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     18: # GNU General Public License for more details.
                     19: #
                     20: # You should have received a copy of the GNU General Public License
                     21: # along with LON-CAPA; if not, write to the Free Software
                     22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     23: #
                     24: # /home/httpd/html/adm/gpl.txt
                     25: #
                     26: # http://www.lon-capa.org/
1.1       www        27: #
1.17      harris41   28: ###
1.1       www        29: 
                     30: package Apache::lonpubdir;
                     31: 
                     32: use strict;
                     33: use Apache::File;
                     34: use File::Copy;
                     35: use Apache::Constants qw(:common :http :methods);
1.6       www        36: use Apache::loncacc;
1.17      harris41   37: use Apache::loncommon();
1.48      www        38: use Apache::lonhtmlcommon();
1.39      www        39: use Apache::lonlocal;
1.50      www        40: use Apache::lonmsg;
1.64      raeburn    41: use Apache::lonmenu;
                     42: use Apache::lonnet;
1.1       www        43: 
                     44: sub handler {
                     45: 
                     46:   my $r=shift;
                     47: 
                     48:   my $fn;
                     49: 
1.23      foxr       50: 
                     51: 
                     52:   $fn = getEffectiveUrl($r);
                     53: 
                     54:   # Validate access to the construction space and get username@domain.
1.6       www        55: 
                     56:   my $uname;
                     57:   my $udom;
                     58: 
1.9       www        59:   ($uname,$udom)=
1.6       www        60:     &Apache::loncacc::constructaccess(
1.9       www        61:              $fn,$r->dir_config('lonDefDomain')); 
                     62:   unless (($uname) && ($udom)) {
1.6       www        63:      $r->log_reason($uname.' at '.$udom.
1.78      albertel   64:          ' trying to list directory '.$env{'form.filename'}.
1.6       www        65:          ' ('.$fn.') - not authorized', 
                     66:          $r->filename); 
                     67:      return HTTP_NOT_ACCEPTABLE;
                     68:   }
1.23      foxr       69: 
1.32      www        70:   # Remove trailing / from directory name.
1.23      foxr       71: 
1.3       www        72:   $fn=~s/\/$//;
1.1       www        73: 
                     74:   unless ($fn) { 
1.78      albertel   75:      $r->log_reason($env{'user.name'}.' at '.$env{'user.domain'}.
1.2       www        76:          ' trying to list empty directory', $r->filename); 
1.1       www        77:      return HTTP_NOT_FOUND;
                     78:   } 
                     79: 
                     80: # ----------------------------------------------------------- Start page output
                     81: 
1.23      foxr       82:   my $thisdisfn=$fn;
                     83:   $thisdisfn=~s/^\/home\/$uname\/public_html//;	# subdirectory part of
                     84:                                                 # construction space. 
                     85:   my $docroot=$r->dir_config('lonDocRoot');     # Apache  londocument root.
1.1       www        86: 
1.23      foxr       87:   my $resdir=$docroot.'/res/'.$udom.'/'.$uname.$thisdisfn; # Resource directory
                     88:   my $targetdir=$udom.'/'.$uname.$thisdisfn; # Publiction target directory.
1.25      www        89:   my $linkdir='/priv/'.$uname.$thisdisfn;      # Full URL name of constr space.
1.1       www        90: 
1.50      www        91:   my %bombs=&Apache::lonmsg::all_url_author_res_msg($uname,$udom);
1.1       www        92: 
1.26      www        93:   &startpage($r, $uname, $udom, $thisdisfn);   # Put out the start of page.
1.78      albertel   94:   if ($env{'environment.remote'} eq 'off') {
1.65      albertel   95:       &dircontrols($r,$uname,$udom,$thisdisfn);    # Put out actions for directory, 
1.64      raeburn    96:                                                # browse/upload + new file page.
1.72      raeburn    97:   } else {
                     98:       &pubbuttons($r,$uname,$thisdisfn);
1.65      albertel   99:   }
1.64      raeburn   100:   &resourceactions($r,$uname,$udom,$thisdisfn); #Put out form used for printing/deletion etc.
                    101: 
                    102:   my $numdir = 0;
                    103:   my $numres = 0;
1.6       www       104:   
1.50      www       105:   # Start off the directory table.
1.64      raeburn   106:   $r->print('<h3>Directory Contents:</h3>');
                    107:   $r->print('<table border="0" cellspacing="2" cellpadding="2"><tr>'.
                    108:             '<th bgcolor="#DDDDDD">'.&mt('Type').'</th>'.
                    109:             '<th bgcolor="#DDDDDD">'.&mt('Actions').'</th>'.
                    110:             '<th bgcolor="#DDDDDD">'.&mt('Name').'</th>'.
                    111:             '<th bgcolor="#DDDDDD">'.&mt('Title').'</th>'.
                    112: 	    '<th bgcolor="#DDDDDD">'.&mt('Status').'</th>'.
                    113:             '<th bgcolor="#DDDDDD">'.&mt('Last Modified').
1.39      www       114: 	    '</th></tr>');
1.1       www       115: 
1.2       www       116:   my $filename;
1.23      foxr      117:   my $dirptr=16384;		# Mask indicating a directory in stat.cmode.
1.1       www       118: 
1.2       www       119:   opendir(DIR,$fn);
1.44      albertel  120:   my @files=sort {uc($a) cmp uc($b)} (readdir(DIR));
1.11      albertel  121:   foreach my $filename (@files) {
1.2       www       122:      my ($cdev,$cino,$cmode,$cnlink,
                    123:          $cuid,$cgid,$crdev,$csize,
                    124:          $catime,$cmtime,$cctime,
                    125:          $cblksize,$cblocks)=stat($fn.'/'.$filename);
1.12      www       126: 
1.10      albertel  127:      my $extension='';
                    128:      if ($filename=~/\.(\w+)$/) { $extension=$1; }
1.15      matthew   129:      if ($cmode&$dirptr) {
1.64      raeburn   130: 	 putdirectory($r, $thisdisfn, $linkdir, $filename, $cmtime,$targetdir,\%bombs,\$numdir);
1.17      harris41  131:      } elsif (&Apache::loncommon::fileembstyle($extension) ne 'hdn') {
1.64      raeburn   132: 	 putresource($r, $udom, $uname, $filename, $thisdisfn, $resdir, 
                    133: 		     $targetdir, $linkdir, $cmtime,\%bombs,\$numres);
1.14      albertel  134:      } else {
1.15      matthew   135: 	# "hidden" extension and not a directory, so hide it away.
1.2       www       136:      }
                    137:   }
                    138:   closedir(DIR);
                    139: 
                    140:   $r->print('</table></body></html>');
1.1       www       141:   return OK;  
                    142: }
1.21      foxr      143: #
1.23      foxr      144: #  Gets the effective URL of the request and returns it:
                    145: #    $effn = getEffectiveUrl($r);
                    146: #       $r  - The Apache Request object.
                    147: sub getEffectiveUrl {
                    148:     my $r = shift;
                    149:     my $fn;
                    150:     
1.78      albertel  151:     if ($env{'form.filename'}) {	# If a form filename is defined.
                    152: 	$fn=$env{'form.filename'};
1.23      foxr      153: 	#
                    154: 	#   Replace the ~username of the URL with /home/username/public_html
                    155: 	#   so that we don't have to worry about ~ expansion internally.
                    156: 	#
1.32      www       157: 	$fn=~s/^http\:\/\/[^\/]+\///;
                    158:         $fn=~s/^\///;
                    159:         $fn=~s/\~(\w+)/\/home\/$1\/public_html/;
1.23      foxr      160: 	
                    161: 	#  Remove trailing / strings (?) 
                    162: 	
                    163: 	$fn=~s/\/[^\/]+$//;
1.24      albertel  164:     } else {
                    165: 	#   If no form is defined, use request filename.
                    166: 	$fn = $r->filename();
                    167: 	my $lonDocRoot=$r->dir_config('lonDocRoot');
                    168: 	if ( $fn =~ /$lonDocRoot/ ) {
                    169: 	    #internal authentication, needs fixup.
                    170: 	    $fn = $r->uri(); # non users do not get the full path request
                    171:                              # through SCRIPT_FILENAME
                    172: 	    $fn=~s|^/~(\w+)|/home/$1/public_html|;
                    173: 	}
1.23      foxr      174:     }
1.37      www       175:     $fn=~s/\/+/\//g;
1.23      foxr      176:     return $fn;
                    177: }
                    178: #
                    179: #   Output the header of the page.  This includes:
                    180: #   - The HTML header 
                    181: #   - The H1/H3  stuff which includes the directory.
                    182: #
                    183: #     startpage($r, $uame, $udom, $thisdisfn);
                    184: #      $r     - The apache request object.
                    185: #      $uname - User name.
                    186: #      $udom  - Domain name the user is logged in under.
                    187: #      $thisdisfn - Displayable version of the filename.
1.26      www       188: 
1.23      foxr      189: sub startpage {
                    190:     my ($r, $uname, $udom, $thisdisfn) = @_;
1.64      raeburn   191:     my $currdir = '/priv/'.$uname.$thisdisfn;
1.39      www       192:     &Apache::loncommon::content_type($r,'text/html');
1.23      foxr      193:     $r->send_http_header;
1.77      albertel  194:     my $html=&Apache::lonxml::xmlbegin();
                    195:     $r->print($html.'<head><title>LON-CAPA Construction Space</title></head>');
1.64      raeburn   196: 
1.66      raeburn   197:     my $pagetitle;
1.68      raeburn   198:     my $formaction='/priv/'.$uname.$thisdisfn.'/';
1.64      raeburn   199:     $formaction=~s/\/+/\//g;
1.66      raeburn   200:     $pagetitle .= &Apache::loncommon::help_open_menu('','','','',3,'Authoring').
1.68      raeburn   201:         '<font face="Arial, Helvetica, sans-serif" size="+1"><b>Construction Space</b>:</font>&nbsp;'.
1.66      raeburn   202:         '<form name="dirs" method="post" action="'.$formaction.
1.68      raeburn   203:         '" target="_parent"><tt><b>'.
                    204:         &Apache::lonhtmlcommon::crumbs($uname.$thisdisfn.'/','_top','/priv','','+1',1)."</b></tt><br />".
1.64      raeburn   205:         &Apache::lonhtmlcommon::select_recent('construct','recent',
                    206:                  'this.form.action=this.form.recent.value;this.form.submit()').
1.66      raeburn   207:               '</form>';
                    208:     &Apache::lonhtmlcommon::store_recent('construct',$formaction,$formaction);
1.78      albertel  209:     if ($env{'environment.remote'} eq 'off') {
                    210: 	$env{'request.noversionuri'}=$currdir.'/';
1.65      albertel  211: 	$r->print(&Apache::loncommon::bodytag('Construction Space',undef,undef,undef,undef,undef,$pagetitle));
                    212:     } else {
                    213: 	$r->print($pagetitle);
                    214:     }
1.29      www       215:     my $pubdirscript=(<<ENDPUBDIRSCRIPT);
1.77      albertel  216: <script type="text/javascript">
1.73      raeburn   217: top.document.title = '$thisdisfn/ - LON-CAPA Construction Space';
1.37      www       218: // Store directory location for menu bar to find
                    219: 
1.68      raeburn   220: parent.lastknownpriv='/~$uname$thisdisfn/';
1.37      www       221: 
                    222: // Confirmation dialogues
                    223: 
1.64      raeburn   224:     function currdiract(theform) {
                    225:         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'publish') {
1.79      www       226:             document.publishdir.filename.value = theform.filename.value;
                    227: 	    document.publishdir.submit();
1.64      raeburn   228:         }
                    229:         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'editcat') {
1.66      raeburn   230:             top.location=theform.filename.value+'default.meta'
1.64      raeburn   231:         }
                    232:         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'printdir' ) {
                    233:             document.printdir.postdata.value=theform.filename.value
                    234:             document.printdir.submit();
                    235:         }
                    236:     }
                    237:   
                    238:     function checkUpload(theform) {
                    239:         if (theform.file == '') {
                    240:             alert("Please use 'Browse..' to choose a file first, before uploading")
                    241:             return 
                    242:         }
                    243:         theform.submit()  
                    244:     }
                    245: 
                    246:     function SetPubDir(theform,printForm) {
                    247:         if (theform.diraction.options[theform.diraction.selectedIndex].value == "open") {
1.75      albertel  248:             top.location = theform.openname.value
1.64      raeburn   249:             return
                    250:         }
                    251:         if (theform.diraction.options[theform.diraction.selectedIndex].value == "publish") {
1.79      www       252:             theform.submit();
1.64      raeburn   253:         }
                    254:         if (theform.diraction.options[theform.diraction.selectedIndex].value == "editcat") {
1.66      raeburn   255:             top.location=theform.filename.value+'default.meta'
1.64      raeburn   256:         }
1.68      raeburn   257:         if (theform.diraction.options[theform.diraction.selectedIndex].value == "printdir") {
1.64      raeburn   258:             theform.action = '/adm/printout'
                    259:             theform.postdata.value = theform.filename.value
                    260:             theform.submit()
                    261:         }
                    262:         return
                    263:     }
                    264:     function SetResChoice(theform) {
                    265:       var activity = theform.reschoice.options[theform.reschoice.selectedIndex].value
                    266:       if ((activity == 'rename') || (activity == 'copy') || (activity == 'move')) {
                    267:           changename(theform,activity)
                    268:       }
                    269:       if (activity == 'publish') {
                    270:           var pubform = document.pubresource
                    271:           pubform.filename.value = theform.filename.value
                    272:           pubform.submit()
                    273:       }
                    274:       if (activity == 'delete') {
                    275:           var delform = document.delresource
                    276:           delform.filename.value = theform.filename.value
1.71      raeburn   277:           delform.submit()
1.64      raeburn   278:       }
                    279:       if (activity == 'obsolete') {
1.68      raeburn   280:           var pubform = document.pubresource
                    281:           pubform.filename.value = theform.filename.value
1.80      www       282:           pubform.makeobsolete.value=1;
1.68      raeburn   283:           pubform.submit()
1.64      raeburn   284:       }
                    285:       if (activity == 'print') {
1.68      raeburn   286:           document.printresource.postdata.value = theform.filename.value
1.64      raeburn   287:           document.printresource.submit()
                    288:       }
                    289:       if (activity == 'retrieve') {
1.68      raeburn   290:           document.retrieveres.filename.value = theform.filename.value
                    291:           document.retrieveres.submit()
1.64      raeburn   292:       }
1.82      www       293:       if (activity == 'cleanup') {
                    294:           document.cleanup.filename.value = theform.filename.value
                    295:           document.cleanup.submit()
                    296:       }
1.64      raeburn   297:       return
                    298:     }
                    299:     function changename(theform,activity) {
                    300:         var newname=prompt('New Name');
                    301:         if (newname == "" || !newname)  {
                    302:             return
                    303:         }
                    304:         document.moveresource.newfilename.value = newname
                    305:         document.moveresource.filename.value = theform.filename.value
                    306:         document.moveresource.action.value = activity
                    307:         document.moveresource.submit();
                    308:     }
1.29      www       309: </script>
                    310: ENDPUBDIRSCRIPT
1.64      raeburn   311:     $r->print($pubdirscript);
1.29      www       312: 
1.78      albertel  313:     if ((($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) &&
                    314: 	$env{'environment.remote'} ne 'off') {
1.39      www       315: 	$r->print('<h3>'.&mt('Co-Author').': '.$uname.' at '.$udom.
1.23      foxr      316: 		  '</h3>');
                    317:     }
1.64      raeburn   318: }
                    319: 
                    320: sub dircontrols {
                    321:     my ($r,$uname,$udom,$thisdisfn) = @_;
1.84    ! www       322:     my %lt=&Apache::lonlocal::texthash(
        !           323:                                        cnpd => 'Cannot publish directory',
        !           324:                                        cnrd => 'Cannot retrieve directory',
        !           325:                                        mcdi => 'Must create new subdirectory inside a directory',
        !           326:                                        pubr => 'Publish this Resource',
        !           327:                                        pubd => 'Publish this Directory',
        !           328:                                        rtrv => 'Retrieve Old Version',
        !           329:                                        pubs => 'Publish with Subdirectories',
        !           330:                                        list => 'List Directory',
        !           331:                                        uplo => 'Upload file',  
        !           332:                                        dele => 'Delete',
        !           333:                                        edit => 'Edit Catalog Information', 
        !           334:                                        sela => 'Select Action',
        !           335:                                        nfil => 'New file',
        !           336:                                        nhtm => 'New HTML file',
        !           337:                                        nprb => 'New problem',
        !           338:                                        npag => 'New assembled page',
        !           339:                                        nseq => 'New assembled sequence',
        !           340:                                        ncrf => 'New custom rights file',
        !           341:                                        nsty => 'New style file',
        !           342:                                        nlib => 'New library file',
        !           343:                                        nsub => 'New subdirectory',
        !           344:                                        renm => 'Rename current file to',
        !           345:                                        move => 'Move current file to',
        !           346:                                        copy => 'Copy current file to',
        !           347:                                        type => 'Type Name Here',
        !           348:                                        go => 'Go',
        !           349:                                        prnt => 'Print contents of directory',
        !           350:                                        crea => 'Create a new directory or LON-CAPA document',
        !           351: 				       acti => 'Actions for current directory',
        !           352: 				       updc => 'Upload a new document'
        !           353:                                       );
1.64      raeburn   354:     $r->print(<<END);
                    355:         <table cellspacing="4" cellpadding="4" width="100%">
                    356:          <tr>
1.84    ! www       357:           <td bgcolor="#DDDDDD" align="middle"><font face="Arial, Helvetica, sans-serif" size="-1"><b>$lt{'acti'}</b></font></td>
        !           358:           <td bgcolor="#DDDDDD" align="middle"><font face="Arial, Helvetica, sans-serif" size="-1"><b>$lt{'updc'}</b></font></td>
        !           359:           <td bgcolor="#DDDDDD" align="middle"><font face="Arial, Helvetica, sans-serif" size="-1"><b>$lt{'crea'}</b></font></td>
1.64      raeburn   360:         </tr>
                    361:         <tr>
                    362:          <td bgcolor="#ccddaa" valign="top" align="center">
                    363:           <form name="curractions" method="post" action="">
                    364:            <select name="dirtask" onChange="currdiract(this.form)">
1.84    ! www       365:             <option>$lt{'sela'}</option>
        !           366:             <option value="publish">$lt{'pubd'}</option>
        !           367:             <option value="editcat">$lt{'edit'}</option>
        !           368:             <option value="printdir">$lt{'prnt'}</option>
1.64      raeburn   369:            </select>
                    370:            <input type="hidden" name="filename" value="/~$uname$thisdisfn/" />
                    371:           </form>
                    372:           <form name="publishdir" method="post" action="/adm/publish" target="_parent">
                    373:            <input type="hidden" name="pubrec" value="" />
                    374:            <input type="hidden" name="filename" value="" />
                    375:           </form>
                    376:           <form name="printdir" method="post" action="/adm/printout" target="_parent">
                    377:            <input type="hidden" name="postdata" value="" />
                    378:           </form>
                    379:          </td>
                    380:          <td bgcolor="#ccddaa" valign="top" align="center">
                    381: 	    <form name="upublisher" enctype="multipart/form-data" method="post" action="/adm/upload" target="_parent">
                    382: 	      <input type="hidden" name="filename" value="/~$uname$thisdisfn/" />
                    383: 	      <input type="file" name="upfile" size="20" />
1.84    ! www       384: 	      <input type="button" value="$lt{'uplo'}"  onclick="checkUpload(this.form)" />
1.64      raeburn   385: 	    </form>
                    386: 	 </td>
                    387: 	 <td bgcolor="#ccddaa" align="center">
                    388: 	    <form name="fileaction" method="post" action="/adm/cfile" target="_parent">
                    389: 	      <nobr>
                    390: 		<input type="hidden" name="filename" value="/~$uname$thisdisfn/" />
1.84    ! www       391: 			  <select name="action">
        !           392: 			    <option value="Select Action">$lt{'sela'}</option>
        !           393: 			    <option value="newfile">$lt{'nfil'}:</option>
        !           394: 			    <option value="newhtmlfile">$lt{'nhtm'}:</option>
        !           395: 			    <option value="newproblemfile">$lt{'nprb'}:</option>
        !           396:                             <option value="newpagefile">$lt{'npag'}:</option>
        !           397:                             <option value="newsequencefile">$lt{'nseq'}:</option>
        !           398:                             <option value="newrightsfile">$lt{'ncrf'}:</option>
        !           399:                             <option value="newstyfile">$lt{'nsty'}:</option>
        !           400:                             <option value="newlibraryfile">$lt{'nlib'}:</option>
        !           401: 			    <option value="newdir">$lt{'nsub'}:</option>
1.64      raeburn   402: 		  </select>&nbsp;<input type="text" name="newfilename" value="Type Name Here" onfocus="if (this.value == 'Type Name Here') this.value=''" />&nbsp;<input type="button" value="Go" onclick="document.fileaction.submit()" />
                    403: 		 </nobr>
                    404: 		</form>
                    405: 	  </td>
                    406:          </tr>
                    407:         </table>
                    408: END
                    409: }
                    410: 
1.72      raeburn   411: sub pubbuttons {
                    412:     my ($r,$uname,$thisdisfn) = @_;
                    413:     $r->print('<form method="post" action="/adm/publish" target="_parent">'.
                    414:               '<table><tr><td><input type="hidden" name="filename" value="/~'.
                    415:                $uname.$thisdisfn.'/" />'.
1.79      www       416:               '<input type="submit" value="'.&mt('Publish Directory').'" /></td><td>'.
1.72      raeburn   417: '<input type="button" onClick="window.location='."'/~".
                    418:                $uname.$thisdisfn."/default.meta'".'" value="'.
                    419: &mt('Edit Directory Catalog Information').'" /></td></tr></table></form>');
                    420: }
                    421: 
1.64      raeburn   422: sub resourceactions {
                    423:     my ($r,$uname,$udom,$thisdisfn) = @_;
                    424:     $r->print(<<END);
                    425:        <form name="moveresource" action="/adm/cfile" target="_parent" method="post">
                    426:          <input type="hidden" name="filename" value="" />
                    427:          <input type="hidden" name="newfilename" value="" />
                    428:          <input type="hidden" name="action" value="" />
                    429:        </form>
                    430:        <form name="delresource" action="/adm/cfile" target="_parent" method="post">
                    431:          <input type="hidden" name="filename" value="" />
                    432:          <input type="hidden" name="action" value="delete" />
                    433:        </form>
                    434:        <form name="pubresource" action="/adm/publish" target="_parent" method="post">
                    435:          <input type="hidden" name="filename" value="" />
1.80      www       436:          <input type="hidden" name="makeobsolete" value="0" />
1.64      raeburn   437:        </form>
                    438:        <form name="printresource" action="/adm/printout" target="_parent" method="post">
                    439:            <input type="hidden" name="postdata" value="" />
                    440:        </form>
                    441:        <form name="retrieveres" action="/adm/retrieve" target="_parent" method="post">
                    442:            <input type="hidden" name="filename" value="" />
                    443:        </form>
1.82      www       444:        <form name="cleanup" action="/adm/cleanup" target="_parent" method="post">
                    445:            <input type="hidden" name="filename" value="" />
                    446:        </form>
1.64      raeburn   447: END
1.23      foxr      448: }
                    449: 
                    450: #
                    451: #   Get the title string or "[untitled]" if the file has no title metadata:
                    452: #   Without the latter substitution, it's impossible to examine metadata for
                    453: #   untitled resources.  Resources may be legitimately untitled, to prevent
                    454: #   searches from locating them.
                    455: #
                    456: #   $str = getTitleString($fullname);
                    457: #       $fullname - Fully qualified filename to check.
                    458: #
                    459: sub getTitleString {
                    460:     my $fullname = shift;
                    461:     my $title    = &Apache::lonnet::metadata($fullname, 'title');
                    462: 
                    463:     unless ($title) {
1.40      www       464: 	$title = "[".&mt('untitled')."]";
1.23      foxr      465:     }
                    466:     return $title;
                    467: }
                    468: 
1.55      www       469: sub getCopyRightString {
                    470:     my $fullname = shift;
                    471:     return &Apache::lonnet::metadata($fullname, 'copyright');
                    472: }
1.61      www       473: 
                    474: sub getSourceRightString {
                    475:     my $fullname = shift;
                    476:     return &Apache::lonnet::metadata($fullname, 'sourceavail');
                    477: }
1.23      foxr      478: #
1.21      foxr      479: #  Put out a directory table row:
                    480: #    putdirectory(r, base, here, dirname, modtime)
                    481: #      r       - Apache request object.
                    482: #      reqfile - File in request.
                    483: #      here    - Where we are in directory tree.
                    484: #      dirname - Name of directory special file.
                    485: #      modtime - Encoded modification time.
                    486: # 
                    487: sub putdirectory {
1.64      raeburn   488:     my ($r, $reqfile, $here, $dirname, $modtime, $resdir, $bombs, $numdir) = @_;
1.21      foxr      489:     # construct the display filename: the directory name unless ..:
                    490:     
                    491:     my $disfilename = $dirname;
                    492:     if ($dirname eq '..') {
1.39      www       493: 	$disfilename = '<i>'.&mt('Parent Directory').'</i>';
1.21      foxr      494:     }
1.64      raeburn   495:     unless ( (($dirname eq '..') && ($reqfile eq '')) || ($dirname eq '.')) {
1.50      www       496: 	my $kaputt=0;
                    497: 	foreach (keys %{$bombs}) {
1.56      albertel  498: 	    if ($_=~m:^\Q$resdir\E/\Q$disfilename\E/:) { $kaputt=1; last; }
1.50      www       499: 	}
1.52      www       500: 	%Apache::lonpublisher::metadatafields=();
                    501: 	%Apache::lonpublisher::metadatakeys=();
                    502: 	my $construct=$here;
1.56      albertel  503: 	$construct=~s:^/priv/(\w+)$:/home/$1/public_html:;
1.67      raeburn   504:         my $dirpath = $here;
                    505:         $dirpath=~s:^/priv/:/~:;
1.52      www       506: 	&Apache::lonpublisher::metaeval(&Apache::lonnet::getfile(
                    507:        				 $construct.'/'.$dirname.'/default.meta'
                    508: 								 ));
1.64      raeburn   509:         my $actionitem = '';
                    510:         if ($dirname eq '..') {
                    511:             $actionitem = 'Go to ...';
                    512:         } else {
                    513:             $actionitem = 
                    514:                     '<form name="dirselect_'.$$numdir.
                    515:                     '" action="/adm/publish" target="_parent">'.
                    516:                     '<select name="diraction" onChange="SetPubDir(this.form,document)">'.
                    517:                       '<option selected="selected">'.&mt('Select action').'</option>'.
                    518:                       '<option value="open">'.&mt('Open').'</option>'.
                    519:                       '<option value="publish">'.&mt('Publish').'</option>'.
                    520:                       '<option value="publishsub">'.&mt('Publish with subdirectories').'</option>'.
                    521:                       '<option value="editcat">'.&mt('Edit catalog information').'</option>'.
1.77      albertel  522:                       '<option value="printdir">'.&mt('Print directory').'</option>'.
1.64      raeburn   523:                     '</select>'.
1.67      raeburn   524:                      '<input type="hidden" name="filename" value="'.$dirpath.'/'.$dirname.'/" />'.
1.75      albertel  525:                      '<input type="hidden" name="openname" value="'.$here.'/'.$dirname.'/" />'.
1.64      raeburn   526:                      '<input type="hidden" name="postdata" value="" />'.
                    527:                    '</form>';
                    528:             $$numdir ++;
                    529:         }
1.25      www       530: 	$r->print('<tr bgcolor="#CCCCFF">'.
1.53      www       531: 		  '<td><img src="'.
                    532: 		  $Apache::lonnet::perlvar{'lonIconsURL'}.'/folder_closed.gif" /></td>'.
1.64      raeburn   533: 		  '<td>'.$actionitem.'</td>'.
                    534: 		  '<td><font face="arial"><a href="'.$here.'/'.$dirname.'/" target="_parent">'.
1.54      www       535: 		  $disfilename.'</a></font></td>'.
1.58      www       536: 		        '<td colspan="2">'.($kaputt?&Apache::lonhtmlcommon::authorbombs($resdir.'/'.$disfilename.'/'):'').$Apache::lonpublisher::metadatafields{'title'}.' <i>'.
1.53      www       537: 		  $Apache::lonpublisher::metadatafields{'subject'}.'</i> '.
1.52      www       538: 		  $Apache::lonpublisher::metadatafields{'keywords'}.'</td>'.
1.42      www       539: 		  '<td>'.&Apache::lonlocal::locallocaltime($modtime).'</td>'.
1.25      www       540: 		  "</tr>\n");
1.64      raeburn   541:     }
1.21      foxr      542:     return OK;
                    543: }
1.22      foxr      544: #
                    545: #   Put a table row for a file resource.
                    546: #
                    547: sub putresource {
1.64      raeburn   548:     my ($r, $udom, $uname, $filename, $thisdisfn, 
1.22      foxr      549: 	$resdir, $targetdir, $linkdir,
1.64      raeburn   550: 	$cmtime,$bombs,$numres) = @_;
1.81      www       551:     &Apache::lonnet::devalidate_cache_new('meta',$targetdir.'/'.$filename);
1.64      raeburn   552:     my $pubstatus = 'unpublished';
1.47      sakharuk  553:     my $status=&mt('Unpublished');
1.53      www       554:     my $bgcolor='#FFAA99';
1.22      foxr      555:     my $title='&nbsp;';
1.60      albertel  556:     my $publish_button=&mt('Publish');
1.64      raeburn   557: #    my $action_buttons=
                    558: #        '<br /><a target="_parent" href="/adm/cfile?action=delete&filename=/~'.
                    559: #	$uname.'/'.$thisdisfn.'/'.$filename.'">'.
                    560: #	&mt('Delete').'</a>';
1.22      foxr      561:     if (-e $resdir.'/'.$filename) {
                    562: 	my ($rdev,$rino,$rmode,$rnlink,
                    563: 	    $ruid,$rgid,$rrdev,$rsize,
                    564: 	    $ratime,$rmtime,$rctime,
                    565: 	    $rblksize,$rblocks)=stat($resdir.'/'.$filename);
1.64      raeburn   566: 	$publish_button=&mt('Re-publish');
1.22      foxr      567: 	if ($rmtime>=$cmtime) {
1.64      raeburn   568:             $pubstatus = 'published';
1.55      www       569: 	    $status=&mt('Published').'<br />'.
1.61      www       570: 		&mt(&getCopyRightString($targetdir.'/'.$filename)).' '.
                    571: 		&mt(&getSourceRightString($targetdir.'/'.$filename));
1.60      albertel  572: 	    $bgcolor='#CCFF88';
1.40      www       573: 	    if (&Apache::lonnet::metadata($targetdir.'/'.$filename,'obsolete')) {
1.64      raeburn   574:                 $pubstatus = 'obsolete';
1.41      www       575: 		$status=&mt('Obsolete');
1.40      www       576:                 $bgcolor='#AAAAAA';
1.64      raeburn   577:             }
                    578: #	    } else {
                    579: #		$action_buttons='';
                    580: #	    }
1.23      foxr      581: 	    $title='<a href="/res/'.$targetdir.'/'.$filename.
1.77      albertel  582: 		'.meta" target="cat">'.
1.55      www       583: 		&getTitleString($targetdir.'/'.$filename).'</a>';
1.22      foxr      584: 	} else {
1.64      raeburn   585:             $pubstatus = 'modified';
1.55      www       586: 	    $status=&mt('Modified').'<br />'.
1.61      www       587: 		&mt(&getCopyRightString($targetdir.'/'.$filename)).' '.
                    588: 		&mt(&getSourceRightString($targetdir.'/'.$filename));
1.53      www       589:             $bgcolor='#FFFF77';
1.64      raeburn   590: #	    $action_buttons='';
1.77      albertel  591: 	    $title='<a href="/res/'.$targetdir.'/'.$filename.'.meta" target="cat">'.
1.55      www       592: 		&getTitleString($targetdir.'/'.$filename).'</a>';
1.22      foxr      593: 	    if (&Apache::loncommon::fileembstyle(($filename=~/\.(\w+)$/)) eq 'ssi') {
1.57      www       594: 		$status.='<br /><a href="/adm/diff?filename=/~'.$uname.
1.22      foxr      595: 		    $thisdisfn.'/'.$filename.
1.77      albertel  596: 		    '&amp;versiontwo=priv" target="cat">'.&mt('Diffs').'</a>';
1.22      foxr      597: 	    }
1.51      www       598: 	}
1.77      albertel  599: 	$title.="\n".'<br /><a href="/~'.$uname.$thisdisfn.'/'.$filename.'.meta">'. 
1.53      www       600: 	    ($$bombs{$targetdir.'/'.$filename}?'<img src="/adm/lonMisc/bomb.gif" border="0" />':'Edit Metadata').'</a>';
1.77      albertel  601: 	$status.="\n".'<br /><a href="/adm/retrieve?filename=/~'.$uname.
1.64      raeburn   602: 	    $thisdisfn.'/'.$filename.'" target="_parent">'.&mt('Retrieve').'</a>';
1.22      foxr      603:     }
1.33      www       604:     my $editlink='';
1.38      taceyjo1  605:     my $editlink2='';
1.36      www       606:     if ($filename=~/\.(xml|html|htm|xhtml|xhtm|sty)$/) {
1.64      raeburn   607: 	$editlink=' <br />(<a href="'.$linkdir.'/'.$filename.'?forceedit=1" target="_parent">'.&mt('Edit').'</a>)';
1.34      www       608:     }
                    609:     if ($filename=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
1.64      raeburn   610: 	$editlink=' (<a href="'.$linkdir.'/'.$filename.'?forceedit=1" target="_parent">'.&mt('EditXML').'</a>)';
                    611: 	$editlink2=' <br />(<a href="'.$linkdir.'/'.$filename.'?forceColoredit=1" target="_parent">'.&mt('Edit').'</a>)';
1.43      taceyjo1  612:     }
1.82      www       613:     if ($filename=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm|sty)$/) {
1.83      www       614: 	$editlink.=' (<a href="/adm/cleanup?filename=/~'.$uname.
                    615: 	    $thisdisfn.'/'.$filename.'" target="_parent">'.&mt('Clean Up').')</a>';
1.82      www       616:     }
1.43      taceyjo1  617:     if ($filename=~/\.(zip|tar|bz2|gz|tar.gz|tar.bz2|tgz)$/) {
1.46      taceyjo1  618: 	$editlink=' (<a target="_parent" href="/adm/cfile?decompress=/~'.
                    619: 	      $uname.$thisdisfn.'/'.$filename.'">'.&mt('Decompress').'</a>)';
1.33      www       620:     }
1.64      raeburn   621:     my $pub_select = '';
                    622:     &create_pubselect($r,\$pub_select,$udom,$uname,$thisdisfn,$filename,$resdir,$pubstatus,$publish_button,$numres);
1.25      www       623:     $r->print('<tr bgcolor="'.$bgcolor.'">'.
1.53      www       624: 	      '<td>'.($filename=~/[\#\~]$/?'&nbsp;':
                    625: 		      '<img src="'.&Apache::loncommon::icon($filename).'" /></td>').
1.64      raeburn   626:               '<td>'.$pub_select.'</td>'.
1.57      www       627: 	      '<td><font face="arial">'.
1.64      raeburn   628: 	      '<a href="'.$linkdir.'/'.$filename.'" target="_parent">'.
1.54      www       629:                $filename.'</a></font>'.$editlink2.$editlink.
1.22      foxr      630: 	      '</td>'.
                    631: 	      '<td>'.$title.'</td>'.
1.41      www       632: 	      '<td>'.$status.'</td>'.
1.42      www       633: 	      '<td>'.&Apache::lonlocal::locallocaltime($cmtime).'</td>'.
1.25      www       634: 	      "</tr>\n");
1.22      foxr      635:     return OK;
1.23      foxr      636: }
1.64      raeburn   637: 
                    638: sub create_pubselect {
                    639:     my ($r,$pub_select,$udom,$uname,$thisdisfn,$filename,$resdir,$pubstatus,$publish_button,$numres) = @_;
                    640:     $$pub_select = '
                    641: <form name="resselect_'.$$numres.'" action="">
                    642: <select name="reschoice"  onChange="SetResChoice(this.form)">
1.77      albertel  643: <option>'.&mt('Select action').'</option>'.
                    644: '<option value="copy">'.&mt('Copy').'</option>';
1.68      raeburn   645:     if ($pubstatus eq 'obsolete' || $pubstatus eq 'unpublished') {
                    646:         $$pub_select .= 
1.77      albertel  647: '<option value="rename">'.&mt('Rename').'</option>'.
                    648: '<option value="move">'.&mt('Move').'</option>'.
                    649: '<option value="delete">'.&mt('Delete').'</option>';
1.64      raeburn   650:     } else {
                    651:         $$pub_select .= '
1.77      albertel  652: <option value="obsolete">'.&mt('Mark obsolete').'</option>';
1.64      raeburn   653:     }
                    654: # check for versions
                    655:     my $versions = &check_for_versions($r,'/'.$filename,$udom,$uname);
                    656:     if ($versions > 0) {
                    657:         $$pub_select .='
1.77      albertel  658: <option value="retrieve">'.&mt('Retrieve old version').'</option>';
1.64      raeburn   659:     }
                    660:     $$pub_select .= '
1.77      albertel  661: <option value="publish">'.$publish_button.'</option>'.
1.82      www       662: '<option value="cleanup">'.&mt('Clean up').'</option>'.
1.77      albertel  663: '<option value="print">'.&mt('Print').'</option>'.
1.68      raeburn   664: '</select>
1.64      raeburn   665: <input type="hidden" name="filename" value="/~'.
1.77      albertel  666:  $uname.$thisdisfn.'/'.$filename.'" /></form>';
1.64      raeburn   667:     $$numres ++;
                    668: }
                    669: 
                    670: sub check_for_versions {
                    671:     my ($r,$fn,$udom,$uname) = @_;
                    672:     my $versions = 0;
                    673:     my $docroot=$r->dir_config('lonDocRoot');
                    674:     my $resfn=$docroot.'/res/'.$udom.'/'.$uname.$fn;
                    675:     my $resdir=$resfn;
                    676:     $resdir=~s/\/[^\/]+$/\//;
                    677:     $fn=~/\/([^\/]+)\.(\w+)$/;
                    678:     my $main=$1;
                    679:     my $suffix=$2;
                    680:     opendir(DIR,$resdir);
                    681:     while (my $filename=readdir(DIR)) {
                    682:         if ($filename=~/^\Q$main\E\.(\d+)\.\Q$suffix\E$/) {
                    683:             $versions ++;        
                    684:         }
                    685:     }
                    686:     return $versions;
                    687: }
                    688: 
1.23      foxr      689: #
                    690: #   Categorize files in the directory.
                    691: #   For each file in a list of files in a file directory, 
                    692: #   the  file categorized as one of:
                    693: #    - directory  
                    694: #    - sequence
                    695: #    - problem 
                    696: #    - Other resource.
                    697: #
                    698: #   For each file the modification date is determined as well.
                    699: #   Returned is a list of sublists:
                    700: #    (directories, sequences, problems, other)
                    701: #   each of the sublists contains entries of the following form (sorted by
                    702: #   filename):
                    703: #     (filename, typecode, lastmodtime)
                    704: #
                    705: #   $list = CategorizeFiles($location, $files)
                    706: #       $location   - Directory in which the files live (relative to our
                    707: #                     execution.
                    708: #       $files      - list of files.
                    709: #
                    710: sub CategorizeFiles {
                    711:     my $location = shift;
                    712:     my $files    = shift;
1.22      foxr      713: }
                    714: 
1.4       www       715: 1;
                    716: __END__
1.17      harris41  717: 
                    718: =head1 NAME
                    719: 
1.32      www       720: Apache::lonpubdir - Construction space directory lister
1.17      harris41  721: 
                    722: =head1 SYNOPSIS
                    723: 
                    724: Invoked (for various locations) by /etc/httpd/conf/srm.conf:
                    725: 
1.18      harris41  726:  <LocationMatch "^/\~.*/$">
                    727:  PerlAccessHandler       Apache::loncacc
                    728:  SetHandler perl-script
                    729:  PerlHandler Apache::lonpubdir
                    730:  ErrorDocument     403 /adm/login
                    731:  ErrorDocument     404 /adm/notfound.html
                    732:  ErrorDocument     406 /adm/unauthorized.html
                    733:  ErrorDocument	  500 /adm/errorhandler
                    734:  </LocationMatch>
                    735: 
                    736:  <Location /adm/pubdir>
                    737:  PerlAccessHandler       Apache::lonacc
                    738:  SetHandler perl-script
                    739:  PerlHandler Apache::lonpubdir
                    740:  ErrorDocument     403 /adm/login
                    741:  ErrorDocument     404 /adm/notfound.html
                    742:  ErrorDocument     406 /adm/unauthorized.html
                    743:  ErrorDocument	  500 /adm/errorhandler
                    744:  </Location>
1.17      harris41  745: 
                    746: =head1 INTRODUCTION
                    747: 
1.18      harris41  748: This module publishes a directory of files.
1.17      harris41  749: 
                    750: This is part of the LearningOnline Network with CAPA project
                    751: described at http://www.lon-capa.org.
                    752: 
                    753: =head1 HANDLER SUBROUTINE
                    754: 
                    755: This routine is called by Apache and mod_perl.
                    756: 
                    757: =over 4
                    758: 
                    759: =item *
                    760: 
                    761: read in information
                    762: 
                    763: =item *
                    764: 
                    765: start page output
                    766: 
                    767: =item *
                    768: 
                    769: run through list of files and attempt to publish unhidden files
                    770: 
                    771: =back
                    772: 
                    773: =cut

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>